Key Chain Pocket Mask UnitCost: $6.00 ModelNumber:  PM001 Color:  red Size:  Compact and convenient, our CPR Key Chain includes a unique CPR barrier with a one-way valve, filter device and bite block. One pair of vinyl gloves included. Device measures 6" x 6" with a 1.25" bite block. Durable nylon pouch with ARC logo measures 3.75" x 2.75".  Review Product